.. zephyr:code-sample:: zperf :name: zperf: Network Traffic Generator :relevant-api: net_config Use the zperf shell utility to evaluate network bandwidth. Description *********** The zperf sample demonstrates the :ref:`zperf shell utility `, which allows to evaluate network bandwidth. Features ********* - Compatible with iPerf_2.0.5. Note that in newer iPerf versions, an error message like this is printed and the server reported statistics are missing. .. code-block:: console LAST PACKET NOT RECEIVED!!! - Client or server mode allowed without need to modify the source code. Supported Boards **************** zperf is board-agnostic. However, to run the zperf sample application, the target platform must provide a network interface supported by Zephyr. This sample application has been tested on the following platforms: - Freedom Board (FRDM K64F) - QEMU x86 - Arm FVP BaseR AEMv8-R - ARM BASE RevC AEMv8A Fixed Virtual Platforms Requirements ************ - iPerf 2.0.5 installed on the host machine - Supported board Depending on the network technology chosen, extra steps may be required to setup the network environment. Usage ***** See :ref:`zperf library documentation ` for more information about the library usage.